/*
 * Copyright (c) 2009-2010 jMonkeyEngine
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * * Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 *
 * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
 *   may be used to endorse or promote products derived from this software
 *   without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package jme3test.asset;

import com.jme3.asset.AssetCache;
import com.jme3.asset.AssetKey;

public class TestAssetCache {

    private static class MyAsset {
        
        private String name;
        private byte[] bytes = new byte[100];

        public MyAsset(String name) {
            this.name = name;
        }

        public String getName() {
            return name;
        }
        
    } 
    
//    private static final long memoryUsage(){
//        return Runtime.getRuntime().
//    }
//
    public static void main(String[] args){
        AssetCache cache = new AssetCache();

        System.gc();
        System.gc();
        System.gc();
        System.gc();

        long startMem = Runtime.getRuntime().freeMemory();

        for (int i = 0; i < 10000; i++){
            MyAsset asset = new MyAsset("asset"+i);
            AssetKey key = new AssetKey(asset.getName());
        }

        long endMem = Runtime.getRuntime().freeMemory();
        System.out.println("No cache    diff:\t"+(startMem-endMem));

        System.gc();
        System.gc();
        System.gc();
        System.gc();

        endMem = Runtime.getRuntime().freeMemory();
        System.out.println("No cache gc diff:\t"+(startMem-endMem));
        startMem = endMem;

        for (int i = 0; i < 10000; i++){
            MyAsset asset = new MyAsset("asset"+i);
            AssetKey key = new AssetKey(asset.getName());
            cache.addToCache(key, asset);
        }

        endMem = Runtime.getRuntime().freeMemory();
        System.out.println("Cache       diff:\t"+(startMem-endMem));

        System.gc();
        System.gc();
        System.gc();
        System.gc();

        endMem = Runtime.getRuntime().freeMemory();
        System.out.println("Cache gc    diff:\t"+(startMem-endMem));
//        System.out.println("Estimated usage: "+)
    }

}
